The best alternatives to CSS Inspector are CSS Scan, Toybox, and QuickLens. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of CSS Inspector?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Collect visual feedback from your team and clients directly on your site. Toybox is the fastest way to create, collaborate and manage ideas on any website.
A Powerful Mac* App to... • zoom into pixels • measure angles & distances • sample colors and maintain palettes • check alignments • real-time color-blindness and color-contrast • take snapshots • real-time distances and bounding boxes..and much, much more.
designr is an open-source browser extension designed to inspect and save CSS styling on web pages. designr provides information about element styles and save the styles into a palette for later use.